Many healthcare providers regard testosterone cypionate and testosterone enanthate as interchangeable, but each has differences in their ingredients and duration of action. These differences influence ...

Matt Kaeberlein, a longevity researcher, started TRT in his 50s. He said stigma and lack of information can make the process confusing.

Injectable testosterone esters and transdermal testosterone gels have generally been assumed to be equally safe and effective forms of testosterone-replacement therapy for male hypogonadism. Now, ...

Injectable testosterone is associated with a higher short-term risk of cardiovascular events compared with testosterone gel or patch formulations, according to a new epidemiologic study of three large ...

Please provide your email address to receive an email when new articles are posted on . Greater risks for cardiovascular events, hospitalization and death were found with testosterone injections ...

This article was reviewed by Felix Gussone, MD. Testosterone replacement therapy (TRT) products are controlled substances and require a prescription. To get a prescription, a licensed healthcare ...